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3 SPECIFICATION
MELSEC-QnA
(4) Link special relay (SB)
Data link status is stored in the form of bit on/off information.
Buffer memory address 5E0
H to 5FFH corresponds to SB0000 to SB01FF.
Refer to Section 8.4.1 for details of link special relay (SB0000 to SB01FF).
Following table shows the relationship between buffer memory address 5E0
H to
5FF
H and SB0000 to SB01FF.
Address b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0
5E0
H
F E D C B A 9 8 7 6 5 4 3 2 1 0
5E1H
1F 1E 1D 1C 1B 1A 19 18 17 16 15 14 13 12 11 10
5E2H
2F 2E 2D 2C 2B 2A 29 28 27 26 25 24 23 22 21 20
5E3H
3F 3E 3D 3C 3B 3A 39 38 37 36 35 34 33 32 31 30
5E4H
4F 4E 4D 4C 4B 4A 49 48 47 46 45 44 43 42 41 40
5E5H
5F 5E 5D 5C 5B 5A 59 58 57 56 55 54 53 52 51 50
5E6H
6F 6E 6D 6C 6B 6A 69 68 67 66 65 64 63 62 61 60
5E7H
7F 7E 7D 7C 7B 7A 79 78 77 76 75 74 73 72 71 70
5E8H
8F 8E 8D 8C 8B 8A 89 88 87 86 85 84 83 82 81 80
5E9H
9F 9E 9D 9C 9B 9A 99 98 97 96 95 94 93 92 91 90
5EAH
AF AE AD 9AC AB AA A9 A8 A7 A6 A5 A4 A3 A2 A1 A0
5EBH
BF BE BD BC BB BA B9 B8 B7 B6 B5 B4 B3 B2 B1 B0
5ECH
CF CE CD CC CB CA C9 C8 C7 C6 C5 C4 C3 C2 C1 C0
5EDH
DF DE DD DC DB DA D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
5EEH
EF EE ED EC EB EA E9 E8 E7 E6 E5 E4 E3 E2 E1 E0
5EFH
FF FE FD FC FB FA F9 F8 F7 F6 F5 F4 F3 F2 F1 F0
5F0H
10F 10E 10D 10C 10B 10A 109 108 107 106 105 104 103 102 101 100
5F1H
11F 11E 11D 11C 11B 11A 119 118 117 116 115 114 113 112 111 110
5F2H
12F 12E 12D 12C 12B 12A 129 128 127 126 125 124 123 122 121 120
5F3H
13F 13E 13D 13C 13B 13A 139 138 137 136 135 134 133 132 131 130
5F4H
14F 14E 14D 14C 14B 14A 149 148 147 146 145 144 143 142 141 140
5F5H
15F 15E 15D 15C 15B 15A 159 158 157 156 155 154 153 152 151 150
5F6H
16F 16E 16D 16C 16B 16A 169 168 167 166 165 164 163 162 161 160
5F7H
17F 17E 17D 17C 17B 17A 179 178 177 176 175 174 173 172 171 170
5F8H
18F 18E 18D 18C 18B 18A 189 188 187 186 185 184 183 182 181 180
5F9H
19F 19E 19D 19C 19B 19A 199 198 197 196 195 194 193 192 191 190
5FAH
1AF 1AE 1AD 1AC 1AB 1AA 1A9 1A8 1A7 1A6 1A5 1A4 1A3 1A2 1A1 1A0
5FBH
1BF 1BE 1BD 1BC 1BB 1BA 1B9 1B8 1B7 1B6 1B5 1B4 1B3 1B2 1B1 1B0
5FCH
1CF 1CE 1CD 1CC 1CB 1CA 1C9 1C8 1C7 1C6 1C5 1C4 1C3 1C2 1C1 1C0
5FDH
1DF 1DE 1DD 1DC 1DB 1DA 1D9 1D8 1D7 1D6 1D5 1D4 1D3 1D2 1D1 1D0
5FEH
1EF 1EE 1ED 1EC 1EB 1EA 1E9 1E8 1E7 1E6 1E5 1E4 1E3 1E2 1E1 1E0
5FFH
1FF 1FE 1FD 1FC 1FB 1FA 1F9 1F8 1F7 1F6 1F5 1F4 1F3 1F2 1F1 1F0
(5) Link special register (SW)
Data link status is stored in the form of word information.
Buffer memory address 600
H to 7FFH corresponds to SW0000 to SW01FF.
Refer to Section 8.4.2 for details of link special register (SW0000 to 01FF).